222200051 has 4 divisors (see below), whose sum is σ = 222252552. Its totient is φ = 222147552.

The previous prime is 222200029. The next prime is 222200053. The reversal of 222200051 is 150002222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 222200051 - 2¹⁴ = 222183667 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222199999 and 222200035.

It is not an unprimeable number, because it can be changed into a prime (222200053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19286 + ... + 28571.

It is an arithmetic number, because the mean of its divisors is an integer number (55563138).

Almost surely, 2^222200051 is an apocalyptic number.

222200051 is a deficient number, since it is larger than the sum of its proper divisors (52501).

222200051 is an equidigital number, since it uses as much as digits as its factorization.

222200051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52500.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 222200051 is about 14906.3761860487. The cubic root of 222200051 is about 605.6867197152.

Adding to 222200051 its reverse (150002222), we get a palindrome (372202273).

The spelling of 222200051 in words is "two hundred twenty-two million, two hundred thousand, fifty-one".